libkern/kxld/Makefile

   1 ################################################################################
   2 # Note: this makefile is used only for the libkxld build alias.  It is not part
   3 # of the regular kernel build process.
   4 ################################################################################
   5
   6 # Version
   7 COMPATIBILITY_VERSION=1
   8 CURRENT_VERSION=1
   9
  10 # Paths
  11 ifndef DSTROOT
  12 DSTROOT=./BUILD/dst
  13 endif
  14 ifndef OBJROOT
  15 OBJROOT=./BUILD/obj
  16 endif
  17 ifndef SYMROOT
  18 SYMROOT=./BUILD/sym
  19 endif
  20 ifdef SRCROOT
  21 HDRSRC=$(SRCROOT)/libkern/libkern
  22 OBJSRC=$(SRCROOT)/libkern/kxld
  23 else
  24 SRCROOT=.
  25 HDRSRC=$(SRCROOT)/../libkern
  26 OBJSRC=$(SRCROOT)
  27 ROOT=BUILD
  28 endif
  29 ifdef RC_CFLAGS
  30 ARCHS=$(addprefix -arch , $(RC_ARCHS))
  31 else
  32 ARCHS=-arch i386 -arch x86_64 -arch ppc
  33 RC_CFLAGS=$(ARCHS) -pipe
  34 endif
  35
  36 PRODUCT_TYPE ?= DYLIB
  37
  38 HDRDST=$(DSTROOT)/usr/local/include
  39 DYLIBDST=$(DSTROOT)/usr/lib/system
  40 ARCHIVEDST=$(DSTROOT)/usr/local/lib
  41 LIBKXLD_DYLIB=libkxld.dylib
  42 LIBKXLD_ARCHIVE=libkxld.a
  43 LIBKXLD_INSTALLNAME=/usr/lib/system/$(LIBKXLD_DYLIB)
  44 LIBKXLDOBJ_DYLIB=$(OBJROOT)/$(LIBKXLD_DYLIB)
  45 LIBKXLDOBJ_ARCHIVE=$(OBJROOT)/$(LIBKXLD_ARCHIVE)
  46 LIBKXLDSYM_DYLIB=$(SYMROOT)/$(LIBKXLD_DYLIB)
  47 LIBKXLDSYM_ARCHIVE=$(SYMROOT)/$(LIBKXLD_ARCHIVE)
  48 LIBKXLDDST_DYLIB=$(DYLIBDST)/$(LIBKXLD_DYLIB)
  49 LIBKXLDDST_ARCHIVE=$(ARCHIVEDST)/$(LIBKXLD_ARCHIVE)
  50 TESTSRC=$(SRCROOT)/tests
  51 TESTDST=./BUILD/tests
  52
  53 # Flags
  54 SDKROOT ?= /
  55 CFLAGS=-std=c99 -Wall -Wextra -Werror -pedantic -Wformat=2 -Wcast-align \
  56         -Wwrite-strings -Wshorten-64-to-32 -Wshadow -Winit-self -Wpointer-arith \
  57         -Wno-format-y2k -W -Wstrict-prototypes -Wmissing-prototypes -Wreturn-type \
  58         -Wcast-qual -Wwrite-strings -Wswitch -Wcast-align -Wbad-function-cast \
  59         -Wchar-subscripts -Winline -Wnested-externs -Wredundant-decls -g
  60 LDFLAGS=$(ARCHS) -dynamiclib -install_name $(LIBKXLD_INSTALLNAME) \
  61         -compatibility_version $(COMPATIBILITY_VERSION) \
  62         -current_version $(CURRENT_VERSION) -lstdc++
  63 INCLUDES=-I$(HDRSRC)
  64
  65 ifneq ($(SDKROOT),/)
  66         CFLAGS += -isysroot $(SDKROOT)
  67         LDFLAGS += -isysroot $(SDKROOT)
  68 endif
  69
  70 # Tools
  71 CC = xcrun -sdk $(SDKROOT) cc
  72 CLANG_ANALYZER = clang --analyze
  73 LIBTOOL = xcrun -sdk $(SDKROOT) libtool
  74 STRIP = xcrun -sdk $(SDKROOT) strip
  75
  76 # Turn on -Wno-cast-align for arm since it won't build without it
  77 ifeq ($(findstring arm, $(ARCHS)),arm)
  78 CFLAGS+=-Wno-cast-align
  79 endif
  80
  81 # Files
  82 HDR_NAMES=kxld.h kxld_types.h WKdm.h
  83 OBJ_NAMES=kxld.o kxld_array.o kxld_copyright.o kxld_demangle.o kxld_dict.o \
  84         kxld_kext.o kxld_object.o kxld_reloc.o kxld_sect.o kxld_seg.o           \
  85         kxld_sym.o kxld_symtab.o kxld_util.o kxld_uuid.o kxld_vtable.o \
  86         WKdmCompress.o WKdmDecompress.o
  87 HDRS=$(addprefix $(HDRSRC)/, $(HDR_NAMES))
  88 OBJS=$(addprefix $(OBJROOT)/, $(OBJ_NAMES))
  89
  90 $(shell [ -d $(OBJROOT) ] || mkdir -p $(OBJROOT))
  91
  92 # Implicit rules
  93 %.o : %.c
  94 $(OBJROOT)/%.o : $(OBJSRC)/%.c
  95         $(CC) $(RC_CFLAGS) $(CFLAGS) $(OPTIM) $(INCLUDES) -c $< -o $@
  96 $(OBJROOT)/%.o : $(TESTSRC)/%.c
  97         $(CC) $(RC_CFLAGS) $(CFLAGS) -O0 -DDEBUG $(INCLUDES) -I $(SRCROOT) -c $< -o $@
  98
  99 SRCROOTESC=$(subst /,\/,$(SRCROOT))
 100 OBJROOTESC=$(subst /,\/,$(OBJROOT))
 101 SEDOBJS=sed -E 's/(^[a-z_]+)\.o/$(OBJROOTESC)\/\1\.o $(OBJROOTESC)\/\1\.d/'
 102 SEDSRCS=sed -E 's/([a-z_]+\.[ch])/$(SRCROOTESC)\/\1/g'
 103 $(OBJROOT)/%.d: $(OBJSRC)/%.c
 104         @set -e; rm -f $@; \
 105         $(CC) $(INCLUDES) -MM $< | $(SEDOBJS) | $(SEDSRCS) > $@;
 106
 107 # Rules
 108 release: OPTIM=-Os -dynamic
 109 release: build
 110
 111 debug: OPTIM=-O0 -DDEBUG -dynamic
 112 debug: build
 113
 114 profile: OPTIM=-Os -pg -dynamic
 115 profile: build
 116
 117 tests: OPTIM=-O0 -DDEBUG
 118 tests: kxld_array_test kxld_dict_test copyrighttest
 119
 120 build: $(LIBKXLDSYM_$(PRODUCT_TYPE))
 121
 122 $(LIBKXLDSYM_DYLIB): $(LIBKXLDOBJ_DYLIB)
 123         @mkdir -p $(SYMROOT)
 124         install -c -m 644 $< $@
 125
 126 $(LIBKXLDSYM_ARCHIVE): $(LIBKXLDOBJ_ARCHIVE)
 127         @mkdir -p $(SYMROOT)
 128         install -c -m 644 $< $@
 129
 130 $(LIBKXLDOBJ_DYLIB): $(OBJS)
 131         $(CC) $(LDFLAGS) -o $@ $^
 132
 133 $(LIBKXLDOBJ_ARCHIVE): $(OBJS)
 134         $(LIBTOOL) -static -o $@ $^
 135
 136 installhdrs:
 137         @mkdir -p $(HDRDST)
 138         install -o 0 -g 0 -c -m 444 $(HDRS) $(HDRDST)
 139
 140 install: release installhdrs $(LIBKXLDDST_$(PRODUCT_TYPE))
 141
 142 $(LIBKXLDDST_DYLIB): $(LIBKXLDSYM_DYLIB)
 143         @mkdir -p $(DYLIBDST)
 144         install -o 0 -g 0 -c -m 555 $< $@
 145         $(STRIP) -S -x $@
 146
 147 $(LIBKXLDDST_ARCHIVE): $(LIBKXLDSYM_ARCHIVE)
 148         @mkdir -p $(ARCHIVEDST)
 149         install -o 0 -g 0 -c -m 555 $< $@
 150
 151
 152 KEXTCOPYOBJS=$(OBJROOT)/kextcopyright.o $(OBJROOT)/kxld_copyright.o $(OBJROOT)/kxld_util.o
 153 kextcopyright: $(TESTDST)/kextcopyright
 154 $(TESTDST)/kextcopyright: $(KEXTCOPYOBJS)
 155         @mkdir -p $(TESTDST)
 156         $(CC) $(ARCHS) $(KEXTCOPYOBJS) -framework CoreFoundation -o $(OBJROOT)/kextcopyright
 157         install -c -m 755 $(OBJROOT)/kextcopyright $@
 158
 159 TESTOBJS=$(OBJROOT)/kxld_test.o $(OBJROOT)/kxld_util.o
 160
 161 ARRAYOBJS=$(OBJROOT)/kxld_array_test.o $(OBJROOT)/kxld_array.o $(TESTOBJS)
 162 kxld_array_test: $(TESTDST)/kxld_array_test
 163 $(TESTDST)/kxld_array_test: $(ARRAYOBJS)
 164         @mkdir -p $(TESTDST)
 165         $(CC) $(ARCHS) $(ARRAYOBJS) -o $(OBJROOT)/kxld_array_test
 166         install -c -m 755 $(OBJROOT)/kxld_array_test $@
 167
 168 DICTOBJS=$(OBJROOT)/kxld_dict_test.o $(OBJROOT)/kxld_dict.o $(OBJROOT)/kxld_array.o $(TESTOBJS)
 169 kxld_dict_test: $(TESTDST)/kxld_dict_test
 170 $(TESTDST)/kxld_dict_test: $(DICTOBJS)
 171         @mkdir -p $(TESTDST)
 172         $(CC) $(ARCHS) $(DICTOBJS) -o $(OBJROOT)/kxld_dict_test
 173         install -c -m 755 $(OBJROOT)/kxld_dict_test $@
 174
 175 COPYTESTOBJS=$(OBJROOT)/kxld_copyright.o $(OBJROOT)/kxld_util.o
 176 copyrighttest: OPTIM+=-DTEST
 177 copyrighttest: $(TESTDST)/copyrighttest
 178 $(TESTDST)/copyrighttest: $(COPYTESTOBJS)
 179         @mkdir -p $(TESTDST)
 180         $(CC) $(ARCHS) $(COPYTESTOBJS) -framework CoreFoundation -framework IOKit -o $(OBJROOT)/copyrighttest
 181         install -c -m 755 $(OBJROOT)/copyrighttest $@
 182
 183 analyze:
 184         @$(CLANG_ANALYZER) *.c
 185         @$(CLANG_ANALYZER) -I. tests/*.c
 186         @rm -f *.plist
 187
 188 clean:
 189         @rm -rf $(OBJROOT)/*
 190
 191 fullclean:
 192 ifdef ROOT
 193         @rm -rf $(ROOT)
 194 else
 195         @rm -rf $(OBJROOT) $(DSTROOT) $(SYMROOT)
 196 endif
 197
 198 # Automatically build dependency information when .c or .h files change based
 199 # on implicit rule for .d:.c
 200 -include $(OBJS:.o=.d)
 201